US2925398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising solid polyolefin and a hydrogenated polyphenyl
Assignee: Monsanto Chemicals Ltd
•
Filing: 1957-02-11
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Granted: 1960-02-16
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Expires: 1977-02-11
Abstract
No abstract record available.
Inventors
- 👤 Aubert Y Coran
- 👤 Helmut L Merten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A COMPOSITION COMPRISING A MAJOR AMOUNT OF A NORMALLY SOLID POLYMER OF A MONO-OLEFINIC ALIPHATIC HYDROCARBON MONOMER HAVING FROM TWO TO FOUR CARBON ATOMS, AND A MINOR AMOUNT, AT LEAST ABOUT 1 PART BY WEIGHT PER HUNDRED PARTS BY WEIGHT OF POLYMER, OF POLYPHENYL, WHICH IS AT LEAST 20% HYDROGENATED AND CONTAINS FROM THREE TO FOUR RINGS.
Claim 2
Dependent Claim
57 words
A COMPOSITION COMPRISING A MAJOR AMOUNT OF A NORMALLY SOLID POLYMER OF A MONO-OLEFINIC ALIPHATIC HYDROCARBON MONOMER HAVING FROM TWO TO FOUR CARBON ATOMS, AND A MINOR AMOUNT, AT LEAST ABOUT 1 PART BY WEIGHT PER HUNDRED PARTS BY WEIGHT OF POLYMER, OF POLYPHENYL, WHICH IS AT LEAST 20% HYDROGENATED AND CONTAINS FROM THREE TO FOUR RINGS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |